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17747db93f
This PR adds support for healing older content i.e from 2yrs, 1yr. Also handles other situations where our config was not encrypted yet. This PR also ensures that our Listing is consistent and quorum friendly, such that we don't list partial objects
83 lines
2.3 KiB
Go
83 lines
2.3 KiB
Go
/*
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* MinIO Cloud Storage, (C) 2020 MinIO, Inc.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package cmd
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import (
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jsoniter "github.com/json-iterator/go"
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)
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func getFileInfoVersions(xlMetaBuf []byte, volume, path string) (FileInfoVersions, error) {
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if isXL2V1Format(xlMetaBuf) {
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var xlMeta xlMetaV2
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if err := xlMeta.Load(xlMetaBuf); err != nil {
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return FileInfoVersions{}, err
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}
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versions, latestModTime, err := xlMeta.ListVersions(volume, path)
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if err != nil {
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return FileInfoVersions{}, err
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}
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return FileInfoVersions{
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Volume: volume,
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Name: path,
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Versions: versions,
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LatestModTime: latestModTime,
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}, nil
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}
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xlMeta := &xlMetaV1Object{}
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var json = jsoniter.ConfigCompatibleWithStandardLibrary
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if err := json.Unmarshal(xlMetaBuf, xlMeta); err != nil {
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return FileInfoVersions{}, errFileCorrupt
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}
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fi, err := xlMeta.ToFileInfo(volume, path)
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if err != nil {
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return FileInfoVersions{}, err
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}
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fi.IsLatest = true // No versions so current version is latest.
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fi.XLV1 = true // indicates older version
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return FileInfoVersions{
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Volume: volume,
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Name: path,
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Versions: []FileInfo{fi},
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LatestModTime: fi.ModTime,
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}, nil
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}
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func getFileInfo(xlMetaBuf []byte, volume, path, versionID string) (FileInfo, error) {
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if isXL2V1Format(xlMetaBuf) {
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var xlMeta xlMetaV2
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if err := xlMeta.Load(xlMetaBuf); err != nil {
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return FileInfo{}, err
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}
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return xlMeta.ToFileInfo(volume, path, versionID)
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}
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xlMeta := &xlMetaV1Object{}
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var json = jsoniter.ConfigCompatibleWithStandardLibrary
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if err := json.Unmarshal(xlMetaBuf, xlMeta); err != nil {
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return FileInfo{}, errFileCorrupt
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}
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fi, err := xlMeta.ToFileInfo(volume, path)
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if err == errFileNotFound && versionID != "" {
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return fi, errFileVersionNotFound
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}
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fi.XLV1 = true // indicates older version
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return fi, err
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}
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